Alert archive / Ohio / Tornado Watches
Tornado Watches in Ohio, 2009
10 tornado watches in 2009. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Tornado Watches
- 10
- Busiest month
- February2 tornado watches
- Busiest day
- February 11, 20092 tornado watches
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 11, 11:38 AM EST | Tornado Watch | SPC | Brown, Clermont, Hamilton | 6 hr |
| Feb 11, 1:59 PM EST | Tornado Watch | SPC | Adams, Athens, Belmont, Butler, Carroll, Champaign and 36 more | 7 hr |
| Mar 8, 2:52 PM EDT | Tornado Watch | SPC | Allen, Auglaize, Butler, Darke, Hamilton, Mercer and 7 more | 5 hr |
| Apr 2, 6:27 PM EDT | Tornado Watch | SPC | Hamilton | 3 hr |
| Apr 5, 6:37 PM EDT | Tornado Watch | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 21 more | 5 hr |
| May 15, 7:39 PM EDT | Tornado Watch | SPC | Adams, Allen, Auglaize, Brown, Butler, Champaign and 19 more | 6 hr |
| Jun 17, 3:48 PM EDT | Tornado Watch | SPC | Athens, Belmont, Carroll, Columbiana, Coshocton, Guernsey and 10 more | 6 hr |
| Jun 19, 6:59 PM EDT | Tornado Watch | SPC | Allen, Auglaize, Butler, Clermont, Darke, Defiance and 13 more | 8 hr |
| Aug 19, 6:11 PM EDT | Tornado Watch | SPC | Allen, Auglaize, Brown, Butler, Champaign, Clark and 20 more | 5 hr |
| Oct 9, 3:17 PM EDT | Tornado Watch | SPC | Lawrence | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hamilton County7
- Butler County6
- Montgomery County6
- Preble County6
- Clermont County5
- Warren County5
- Darke County5
- Miami County5
- Brown County4
- Champaign County4
- Clark County4
- Clinton County4
- Greene County4
- Allen County4
- Auglaize County4
- Mercer County4
- Shelby County4
- Van Wert County4
- Adams County3
- Fayette County3
- Highland County3
- Madison County3
- Union County3
- Paulding County3
- Putnam County3
- Athens County2
- Belmont County2
- Carroll County2
- Columbiana County2
- Coshocton County2
- Delaware County2
- Fairfield County2
- Franklin County2
- Guernsey County2
- Harrison County2
- Hocking County2
- Jefferson County2
- Lawrence County2
- Licking County2
- Meigs County2
20 more counties
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.